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An Na Cho

KA Kakao: 1 patents #141 of 354Top 40%
Overall (All Time): #2,438,811 of 4,157,543Top 60%
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Patent #TitleCo-InventorsDate
12367724 Access card processing method and apparatus for performing said method Hyeon Su Jeon, Yong Woon Lee, Seung Hyun KO, Seung Yeop YEOM 2025-07-22